Highlights 4/25 to 5/1

Nature tells the story of the first year of a humpback whale’s life as she learns the lessons of humpback life from her mother at 7 p.m. Sunday.

Masterpiece Classic tells the saga of two couples whose lives intertwine in both friendship and tragic misunderstanding in post-World-War-II Britain at 8 p.m. Sunday. Part 2 of 2.

What drove a company of American soldiers—ordinary young men from around the country deployed to liberate a small foreign nation from an oppressive neighbor — to dehumanize and murder more than 300 unarmed civilians? Find out at 8 p.m. Monday on My Lai: American Experience.

The pilot episode of Haunted Texas at 9:30 p.m. Monday is a half-hour real life adventure that uses in-depth historical research along with technology to explore the unexplained from the past to the present.

Second Life is an online phenomenon – a virtual world that has millions of people around the globe living out their fantasy lives on the Internet. Ideal World follows the fascinating development of the Web site, from its humble origins to the global phenomenon it has become at 10 p.m. Monday.

In the face of the recent crash, can a new science that aims to incorporate human psychology into finance—behavioral economics—do better? NOVA exposes the mysterious and surprising nature of the two most powerful forces on our planet: the human mind and money at 7 p.m. Tuesday.

Public health scientists and clinicians tout vaccines as one of the greatest achievements of modern medicine, but some advocacy groups view vaccines as responsible for rises in certain disorders. This is the vaccine war, taking place on the Internet with both sides using the latest social media tools to win the hearts and minds of the public. Learn more on Frontline: The Vaccine War at 8 p.m. Tuesday.

In Change Your Brain, Change Your Body, award winning psychiatrist and bestselling author Dr. Daniel Amen gives you 10 very simple steps that will help you: live longer, look younger, be thinner, and decrease your risk for Alzheimer’s disease, depression, heart disease, cancer and diabetes at 9 p.m. Tuesday.

Shakespeare’s tortured Danish prince receives a contemporary spin on Great Performances: Hamlet in this critically acclaimed production from the Royal Shakespeare Company at 7 p.m. Wednesday.

Austin City Limits veterans and country music legends Willie Nelson and Asleep at the Wheel join forces onstage in celebration of their collaborative LP, Willie and the Wheel at 10:30 p.m. Wednesday and 9 p.m. Friday.

Tune into Texas Monthly Talks as host Evan Smith sits down to talk with Jake Silverstein at 7 p.m. Thursday.

Learn the story of Whole Foods and why John Mackey felt it essential t o keep his corporate headquarters and flagship store in Austin on Downtown at 7:30 p.m. on Thursday.

Choreographed by Stephen Mills, Ballet Austin’s Truth & Beauty/The Bach Project utilizes music both composed and inspired by J.S. Bach for a dance work that includes a variety of movement styles and interactive media. In Context: Ballet Austin’s Truth & Beauty/The Bach Project is the third special in the In Context art series and airs at 8 p.m. Thursday.

The final episode of Bill Moyer’s award-winning public affairs series, Bill Moyers Journal, airs at 8 p.m. Friday.

Hard-rocking roots music storytellers Drive-By Truckers hit the stage followed by dusty Texas troubadour Ryan Bingham on Austin City Limits at 7 p.m. Saturday.